Terry McMahon, SIOR

Terry McMahon has represented clients in virtually all Commercial Real Estate segments, including industrial, retail, and office. His years in the marketplace, combined with transactional diversity experience will path you in the right direction.


Terry McMahon, SIOR has been in the commercial real estate industry for over 30 years. McMahon first worked for The Harrigan Co., Inc. which later merged with The Boerke Company in 1997 where he has been a partner ever since. In the past, McMahon has been the President of the Wisconsin Chapter of Society of Industrial and Office Realtors (SIOR) and was the Director of the Southeastern Wisconsin Commercial Association of Realtors (CARW). Currently, McMahon is the Wisconsin SIOR Scholarship Chairman, Vice Chairman for the Discovery World at Pier Wisconsin, and the Nicolet High School Skiing Coach.

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